/**
* Checks wether this tile belongs to a given face.
*/
private static void ComputeFace(int x, int y, ref Graph.Graph graph)
{
// Check wether this tile is a wall, a vertex, or an empty cell.
Vector2 position = new Vector2(x, y);
Tile.Wall cellWall = graph.GetWallAt(position);
Graph.Vertex cellVtx = graph.GetVertexAt(position);
if (cellWall == null && cellVtx == null)
{
// Get the top and left cells.
Vector2 left = position + new Vector2(-1, 0);
Vector2 top = position + new Vector2(0, -1);
// Get the faces of the cells.
Graph.Face leftFace = graph.GetFaceFromPoint(left);
Graph.Face topFace = graph.GetFaceFromPoint(top);
Graph.Face pointFace;
// If both faces are null.
if (leftFace == null && topFace == null)
{
// Create a new face.
pointFace = new Graph.Face();
// Add the face to the graph.
graph.AddFace(pointFace);
// If both faces are different.
}
else if (leftFace != topFace)
{
{
// Merge both faces together.
pointFace = graph.MergeFaces(leftFace, topFace);
// If both faces are the same.
}
}
else
{
// Select it as the point's face.
pointFace = leftFace;
}
// Add the point to the face.
pointFace.AddPoint(position);
}
}
/**
* Computes the resource on the given tile.
*/
private static void ComputeResource(int x, int y, TileMap map, ref Graph.Graph graph)
{
// Get the face of the given resource.
Graph.Face face = graph.GetFaceFromPoint(new Vector2(x, y));
if (face != null)
{
// Prepare the regex of the tile name.
RegEx rgx = new RegEx();
rgx.Compile(".*(House|Well|Grass|Cow|Start|Objective).*");
// Check the result.
String tileName = map.TileSet.TileGetName(map.GetCell(x, y));
RegExMatch result = rgx.Search(tileName);
if (result != null)
{
switch (result.GetString(1))
{
case "House":
face.zone.addHouse();
break;
case "Well":
face.zone.AddWell();
break;
case "Grass":
// Check the value of the grass.
rgx.Compile("([0-9])");
result = rgx.Search(tileName);
if (result != null)
{
face.zone.AddGrass(new Vector2(x, y), result.GetString(1).ToInt());
}
break;
case "Objective":
face.zone.IsObjective = true;
break;
case "Cow":
// Add a cow to the zone.
Tile.Cow cow = Tile.Cow.Instance();
cow.Position = new Vector2(x, y);
World.Instance.AddChild(cow);
face.zone.AddCow(cow);
// Remove the cow.
map.SetCell(x, y, -1);
break;
case "Start":
// Take the zone.
face.zone.TakeOver();
// Remove the start point.
map.SetCell(x, y, -1);
break;
}
}
}
}